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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-354df9b51f7sm3888255f8f.59.2024.05.23.08.35.22 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 May 2024 08:35:22 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 31/37] target/arm: Use gvec for neon faddp, fmaxp, fminp Date: Thu, 23 May 2024 16:34:59 +0100 Message-Id: <20240523153505.2900433-32-peter.maydell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240523153505.2900433-1-peter.maydell@linaro.org> References: <20240523153505.2900433-1-peter.maydell@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::42d; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x42d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org From: Richard Henderson Signed-off-by: Richard Henderson Message-id: 20240506010403.6204-24-richard.henderson@linaro.org Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- target/arm/helper.h | 7 ----- target/arm/tcg/translate-neon.c | 55 ++------------------------------- target/arm/tcg/vec_helper.c | 45 --------------------------- 3 files changed, 3 insertions(+), 104 deletions(-) diff --git a/target/arm/helper.h b/target/arm/helper.h index 32684773299..065460ea80e 100644 --- a/target/arm/helper.h +++ b/target/arm/helper.h @@ -650,13 +650,6 @@ DEF_HELPER_FLAGS_6(gvec_fcmlas_idx, TCG_CALL_NO_RWG, DEF_HELPER_FLAGS_6(gvec_fcmlad, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, ptr, i32) -DEF_HELPER_FLAGS_5(neon_paddh, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) -DEF_HELPER_FLAGS_5(neon_pmaxh, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) -DEF_HELPER_FLAGS_5(neon_pminh, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) -DEF_HELPER_FLAGS_5(neon_padds, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) -DEF_HELPER_FLAGS_5(neon_pmaxs, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) -DEF_HELPER_FLAGS_5(neon_pmins, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) - DEF_HELPER_FLAGS_4(gvec_sstoh, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_sitos, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_ustoh, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) diff --git a/target/arm/tcg/translate-neon.c b/target/arm/tcg/translate-neon.c index 144f18ba22e..2326a05a0aa 100644 --- a/target/arm/tcg/translate-neon.c +++ b/target/arm/tcg/translate-neon.c @@ -1144,6 +1144,9 @@ DO_3S_FP_GVEC(VFMA, gen_helper_gvec_vfma_s, gen_helper_gvec_vfma_h) DO_3S_FP_GVEC(VFMS, gen_helper_gvec_vfms_s, gen_helper_gvec_vfms_h) DO_3S_FP_GVEC(VRECPS, gen_helper_gvec_recps_nf_s, gen_helper_gvec_recps_nf_h) DO_3S_FP_GVEC(VRSQRTS, gen_helper_gvec_rsqrts_nf_s, gen_helper_gvec_rsqrts_nf_h) +DO_3S_FP_GVEC(VPADD, gen_helper_gvec_faddp_s, gen_helper_gvec_faddp_h) +DO_3S_FP_GVEC(VPMAX, gen_helper_gvec_fmaxp_s, gen_helper_gvec_fmaxp_h) +DO_3S_FP_GVEC(VPMIN, gen_helper_gvec_fminp_s, gen_helper_gvec_fminp_h) WRAP_FP_GVEC(gen_VMAXNM_fp32_3s, FPST_STD, gen_helper_gvec_fmaxnum_s) WRAP_FP_GVEC(gen_VMAXNM_fp16_3s, FPST_STD_F16, gen_helper_gvec_fmaxnum_h) @@ -1180,58 +1183,6 @@ static bool trans_VMINNM_fp_3s(DisasContext *s, arg_3same *a) return do_3same(s, a, gen_VMINNM_fp32_3s); } -static bool do_3same_fp_pair(DisasContext *s, arg_3same *a, - gen_helper_gvec_3_ptr *fn) -{ - /* FP pairwise operations */ - TCGv_ptr fpstatus; - - if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { - return false; - } - - /* UNDEF accesses to D16-D31 if they don't exist. */ - if (!dc_isar_feature(aa32_simd_r32, s) && - ((a->vd | a->vn | a->vm) & 0x10)) { - return false; - } - - if (!vfp_access_check(s)) { - return true; - } - - assert(a->q == 0); /* enforced by decode patterns */ - - - fpstatus = fpstatus_ptr(a->size == MO_16 ? FPST_STD_F16 : FPST_STD); - tcg_gen_gvec_3_ptr(vfp_reg_offset(1, a->vd), - vfp_reg_offset(1, a->vn), - vfp_reg_offset(1, a->vm), - fpstatus, 8, 8, 0, fn); - - return true; -} - -/* - * For all the functions using this macro, size == 1 means fp16, - * which is an architecture extension we don't implement yet. - */ -#define DO_3S_FP_PAIR(INSN,FUNC) \ - static bool trans_##INSN##_fp_3s(DisasContext *s, arg_3same *a) \ - { \ - if (a->size == MO_16) { \ - if (!dc_isar_feature(aa32_fp16_arith, s)) { \ - return false; \ - } \ - return do_3same_fp_pair(s, a, FUNC##h); \ - } \ - return do_3same_fp_pair(s, a, FUNC##s); \ - } - -DO_3S_FP_PAIR(VPADD, gen_helper_neon_padd) -DO_3S_FP_PAIR(VPMAX, gen_helper_neon_pmax) -DO_3S_FP_PAIR(VPMIN, gen_helper_neon_pmin) - static bool do_vector_2sh(DisasContext *s, arg_2reg_shift *a, GVecGen2iFn *fn) { /* Handle a 2-reg-shift insn which can be vectorized. */ diff --git a/target/arm/tcg/vec_helper.c b/target/arm/tcg/vec_helper.c index 79e1fdcaa9f..26a9ca9c14a 100644 --- a/target/arm/tcg/vec_helper.c +++ b/target/arm/tcg/vec_helper.c @@ -2192,51 +2192,6 @@ DO_ABA(gvec_uaba_d, uint64_t) #undef DO_ABA -#define DO_NEON_PAIRWISE(NAME, OP) \ - void HELPER(NAME##s)(void *vd, void *vn, void *vm, \ - void *stat, uint32_t oprsz) \ - { \ - float_status *fpst = stat; \ - float32 *d = vd; \ - float32 *n = vn; \ - float32 *m = vm; \ - float32 r0, r1; \ - \ - /* Read all inputs before writing outputs in case vm == vd */ \ - r0 = float32_##OP(n[H4(0)], n[H4(1)], fpst); \ - r1 = float32_##OP(m[H4(0)], m[H4(1)], fpst); \ - \ - d[H4(0)] = r0; \ - d[H4(1)] = r1; \ - } \ - \ - void HELPER(NAME##h)(void *vd, void *vn, void *vm, \ - void *stat, uint32_t oprsz) \ - { \ - float_status *fpst = stat; \ - float16 *d = vd; \ - float16 *n = vn; \ - float16 *m = vm; \ - float16 r0, r1, r2, r3; \ - \ - /* Read all inputs before writing outputs in case vm == vd */ \ - r0 = float16_##OP(n[H2(0)], n[H2(1)], fpst); \ - r1 = float16_##OP(n[H2(2)], n[H2(3)], fpst); \ - r2 = float16_##OP(m[H2(0)], m[H2(1)], fpst); \ - r3 = float16_##OP(m[H2(2)], m[H2(3)], fpst); \ - \ - d[H2(0)] = r0; \ - d[H2(1)] = r1; \ - d[H2(2)] = r2; \ - d[H2(3)] = r3; \ - } - -DO_NEON_PAIRWISE(neon_padd, add) -DO_NEON_PAIRWISE(neon_pmax, max) -DO_NEON_PAIRWISE(neon_pmin, min) - -#undef DO_NEON_PAIRWISE - #define DO_3OP_PAIR(NAME, FUNC, TYPE, H) \ void HELPER(NAME)(void *vd, void *vn, void *vm, void *stat, uint32_t desc) \ { \